改进后的绝缘棒经国家绝缘子避雷器质量监督检验测试中心实测，满足了使用要求。
The improved insulating bar was inspected by the State Quality Control and Inspecting Centre of Insulators and Lightning Arresters and met the operation requirements.
改进后的绝缘棒经国家绝缘子避雷器质量监督检验测试中心实测，满足了使用要求。
The improved insulating bar was inspected by the State Quality Control and Inspecting Centre of Insulators and Lightning Arresters and met the operation requirements.
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